Online Booking & Scheduling Calendar for WordPress by vcita <= 4.5.3 - Authenticated (Author+) Arbitrary File Upload

2025-08-14 00:00

Que Thanh Tuan - Blue Rock

Strategic Overview

Status

Patched in 4.5.5

Affected PluginOnline Booking & Scheduling Calendar for WordPress by vcita

Affected Version<= 4.5.3

CVSS8.8High

CVECVE-2025-54677

View all Online Booking & Scheduling Calendar for WordPress by vcita vulnerabilities

Vulnerability Overview

The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 4.5.3. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Technical Analysis

REMEDIATION: Update to version 4.5.5, or a newer patched version --- IDENTIFIER: CWE-434 (Unrestricted Upload of File with Dangerous Type) The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

External References

https://www.cve.org/CVERecord?id=CVE-2025-54677 https://www.wordfence.com/threat-intel/vulnerabilities/id/89183a72-5b35-4c11-81d7-0a735ebce884

CVSS Vector

8.8

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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